<?php
/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magentocommerce.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magentocommerce.com for more information.
 *
 * @copyright   Copyright (c) 2014 X.commerce, Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */
namespace Magento\Sales\Service\V1\Data;

/**
 * Class InvoiceConverter
 * @package Magento\Sales\Service\V1\Data
 */
class InvoiceConverter
{
    /**
     * @var \Magento\Sales\Controller\Adminhtml\Order\InvoiceLoader
     */
    protected $invoiceLoader;

    /**
     * @param \Magento\Sales\Controller\Adminhtml\Order\InvoiceLoader $invoiceLoader
     */
    public function __construct(\Magento\Sales\Controller\Adminhtml\Order\InvoiceLoader $invoiceLoader)
    {
        $this->invoiceLoader = $invoiceLoader;
    }

    /**
     * @param Invoice $dataObject
     * @return \Magento\Sales\Model\Order\Invoice
     * @throws \Exception
     */
    public function getModel(Invoice $dataObject)
    {
        $items = [];
        /** @var InvoiceItem $item */
        foreach ($dataObject->getItems() as $item) {
            $items[$item->getOrderItemId()] = $item->getQty();
        }
        return $this->invoiceLoader
            ->setOrderId($dataObject->getOrderId())
            ->setInvoiceId($dataObject->getEntityId())
            ->setInvoiceItems($items)
            ->create();
    }
}
